000 00629 a2200265 4500
001 14642
020 _a0-87942-080-40
041 _aeng
080 _a621.395.65 Ele
245 _aElectronic switching : central office systems of the world / edited by Amos E. Joel
250 _a
260 _aNew York
260 _bIEEE Press,
260 _c1976
300 _avii,279 p.
300 _c27.5 cm
490 _aFoundations of engineering mechanics ; v.2
100 _a
700 _a
650 _a
650 _aDigital electronics
650 _aTelephone switching systems, Electronic
942 _cBK
942 _2UDC
999 _c16856
_d16856